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INSTALLATION, OPERATION
AND SERVICE MANUAL
Model SR Pool and Spa
Heater Natural Gas/LP Gas
TO INSTALLER:
Affix these instructions adjacent to the heater.
TO CONSUMER:
Retain these instructions for future reference.
FOR YOUR SAFETY - This product must be installed and
serviced by a professional service technician, qualified in
pool heater installation. Improper installation and/or oper-
ation could create carbon monoxide gas and flue gases
which could cause serious injury or death. Improper
installation and/or operation will void the warranty.
FIGURE 1
Table of Contents
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
General Specifications, Requirements . . . . . . . . . . . . . . 3
Description of the Heater. . . . . . . . . . . . . . . . . . . . . . . 4
Sequence of Operation. . . . . . . . . . . . . . . . . . . . . . . . . 4
Owner’s Operating Instructions . . . . . . . . . . . . . . . . . . 4
Before Startup. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Spa Temperature Caution . . . . . . . . . . . . . . . . . . . 5
Operating Instructions. . . . . . . . . . . . . . . . . . . . . . 5
To Turn Off Gas To the Appliance . . . . . . . . . . . . . 6
Operating Control. . . . . . . . . . . . . . . . . . . . . . . . . 6
After Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Care/Maintenance/Winterizing. . . . . . . . . . . . . . . . . . . 8
Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . 9
Outdoor Installation . . . . . . . . . . . . . . . . . . . . . . . 9
Indoor Installation . . . . . . . . . . . . . . . . . . . . . 10-15
Water Connections . . . . . . . . . . . . . . . . . . . . 15-18
Pressure Relief Valve. . . . . . . . . . . . . . . . . . . . . . 18
Gas Connections . . . . . . . . . . . . . . . . . . . . . . . . 19
Checking Combination Gas Control Valve . . . . . . 19
Pressure Testing . . . . . . . . . . . . . . . . . . . . . . . . . 20
Electrical Wiring/External Control Interface . . . 20-22
Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . 23-30
Repair Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31-35
Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . 36-37
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
SAFETY INSTRUCTIONS
FOR YOUR SAFETY - This product must be installed and
serviced by a professional service technician, qualified in
pool heater installation. Some jurisdictions require that
installers be licensed. Check with your local building
authority about contractor licensing requirements.
Improper installation and/or operation could create carbon
monoxide gas and flue gases which could cause serious
injury or death. Improper installation and/or operation will
void the warranty.
Installation must be in accordance with all local codes, or,
in the absence of local codes, with the latest edition of the
National Fuel Gas Code, ANSI Z223.1 and the National
Electrical Code, ANSI/NFPA 70 or Canadian Electrical
Code, as applicable. The heater, when installed, must be
electrically grounded and bonded in accordance with local
codes, or, in absence of local codes, with the National
Electrical Code, ANSI/NFPA 70.
This appliance is equipped with an uncon-
ventional gas control valve that is factory set with a mani-
fold pressure of -.2 inches wc. Improper installation,
adjustment, alteration, service or maintenance can cause
property damage, personal injury or loss of life.
Installation or service must be performed by a qualified
installer, service agency or the gas supplier. If this control is
replaced, it must be replaced with an identical control.
2
2668 10
F
ILTE
R
P
U
M
P
AUX
1
A
UX
2
HIGH SPEED
LOW SPEED
BOOSTER PUMP
For instructions on checking the gas pressure
through the Combination Gas Control Valve,
See the sidebar on Page 19.